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US 5,216,868 AGranted
Packaging product and machine for making same
AssigneeAndrew K. Cooper
InventorsAndrew K. Cooper, Roger E. Musser
Life of this patent
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Abstract
A packaging product is disclosed herein having an elongated strip composed of a plurality of inflated cells joined by a separable perforated section so that the cells are available in an in-line or series relationship suitable for selective separation by the user after production and dispensing from a machine having a strip transport for passing the strip by processing stations for sealing, inflation and perforation to provide separable slots for selective detection.
Claims1
A machine for producing inflatable packaging cells in an elongated strip comprising:
- A source of tubular plastic material;
- a processing mechanism for receiving said tubular plastic material and having multiple work stations to perform work on said tubular plastic material;
- each work station having a means for holding a selected portion of said tubular plastic material, means for inflating said tubular plastic material between said selected portions, means for sealing said selected portions and means for providing detachment means on said selected portions;
- said work station means includes a U-shaped member having spaced-apart leg members for releasably engaging said selected tubular portion;
- heater means carried on said U-shaped member for sealing said sealed portion;
- cam means engageable with each of said U-shaped members to time sequence actuation of said aforementioned means;
- biasing means connected to each of said U-shaped members for disengaging said U-shaped members from said tubular plastic member;
- and
- a cutting means having a plurality of cutter blades selectively engageable with said sealed portions.
6 more elements
Dependencies are inferred from the claim text.